Altera Mentor Verification IP Altera Edition AMBA AXI3/4TM - Manual (Page 541)

VHDL AXI3 and AXI4 Monitor BFMs
get_id()
Mentor VIP AE AXI3/4 User Guide, V10.2b 521
September 2013
AXI4 Example
-- Create a monitor transaction. Creation returns tr_id to identify
-- the transaction.
create_monitor_transaction(tr_id, bfm_index, axi4_tr_if_0(bfm_index));
....
-- Get the id field of the tr_id transaction.
get_id(id, tr_id, bfm_index, axi4_tr_if_0(bfm_index));